【Adjustable Power Twister】: An upgraded fourth-generation hydraulic arm and chest strengthener that can adjust different resistances by turning the resistance button, which is more user-friendly than traditional spring arm strength devices.we made this chest exercise adjustable from 22-440lbs with 2-20 levels. which is very suitable for those who are just beginning to use it, men, women, a novice or veteran, etc. Just easily rotate the knobs, you can choose the level which suits you the best.
【Easy to use and Storage】: The bottom made of ergonomic PU handle, which is wear-resistant and non-slip, and has a comfortable grip. There is a buckle on the bottom of the handle, very convenient to storage, when opening the package, please hold the handle with both hands, use your index finger to open the buckle, and you can use it.
【Strong and Sturdy Material】: Our hydraulic fitness equipment is made of high-density double carbon steel,engineering plastics and hydraulic cylinder,which passed 100000 endurance tests,won’t easily be deformed and broken. The core is a fully sealed hydraulic cylinder, which has a simple structure, reliable operation, adjustable resistance, and is very safe.The exercise arm strength can provide stable resistance strength and will not weaken with the passage of time.